Dinosaur Tracks from Brazil: A Lost World of Gondwana (Life of the Past)

Cover
Title Page
Copyright
Contents
Foreword by James O. Farlow
Acknowledgments
1. Introduction
	The Town of Sousa
	History of the Paleontological Site
2. Methods
3. Geological Context of the Footprints
	The Atlantic Proto-Ocean and the Origin of the Rio do Peixe Basins
	Paleoclimate
	Petrological Aspects of the Sandstones of the Rio do Peixe Basins
	The Sousa Basin
	Paleontology and Age of Deposits
	Invertebrate Fossils
	Paleobotany
	Palynomorphs
	Vertebrate Fossils
	The Dinosaurian Ichnofauna of Sousa Basin and Its Stratigraphic Context
	The Uiraúna-Brejo das Freiras (Triunfo) Basin
	Paleontology and Age of the Deposits
	The Dinosaurian Ichnofauna of Triunfo Basin and Its Stratigraphic Context
	Taphonomy and Environmental Setting of the Footprints
	The Megatracksite of the Rio do Peixe Basins
	Alluvial Fan—Braided Fluvial System
	Meandering Fluvial Floodplain—Lacustrine Environments
	Tracks and Substrate
	Preservation of Dinosaur Tracks Induced by Microbial Mats
	Ecological Aspects of the Cretaceous Lakes
	Mineral Resources and the Oil of the Sousa Basin
4. The Ichnofaunas of the Rio do Peixe Basins and Their Trackmakers
	Sousa Formation
	Abreu (SOAB)
	Araçá de Cima (ANAC)
	Barragem do Domício (ANBD)
	Engenho Novo (ANEN)
	Juazeirinho (ANJU)
	Baixio do Padre (SOBP)
	Matadouro (SOMA)
	Pedregulho (SOPE)
	Piau-Caiçara (SOCA)
	Theropod Tracks
	Tracks of Small-Size Theropods with Long and Sinuous III Digit
	Tracks of Large Theropods
	Footprints of Half-Swimming Theropods
	Sauropod Tracks
	Ornithopod Tracks
	Other Ornithopods
	Tracks Attributable to Ornithopods or to Large Theropods
	Crocodiloid Footprints
	Turtle Footprints
	The Associations and Behavior of the Dinosaurs at Piau-Caiçara
	Piedade (SOPI)
	Riverbed of Rio do Peixe between Passagem das Pedras and Poço do Motor
	Poço do Motor (SOPM
	Passagem das Pedras (SOPP
	Morphological Description and Discussion
	The Behavior of the SOPM-SOPP Ichnofauna as a Whole
	Piau II (SOPU)
	Poço da Volta (ANPV
	Sitio Saguim (SOSA)
	Tapera (APTA)
	Várzea dos Ramos (APVR I; formerly SOVR
	Várzea dos Ramos II (APVR II)
	Várzea dos Ramos III (APVR III)
	Zoador (ANZO)
	Summary of the Sousa Formation Ichnofauna
	Antenor Navarro Formation
	Arapuã (UIAR)
	Aroeira (ANAR)
	Baleia (UIBA)
	Grotão (POGR)
	Pocinho (UIPO)
	Riacho do Cazé (SORC)
	Riachão do Oliveira (SORO)
	Serrote do Letreiro (SOSL)
	Serrote do Pimenta (or Serrote Verde or Estreito Farm) (SOES)
	Floresta dos Borba (SOFB)
	Summary of the Antenor Navarro Formation Ichnofauna
	Rio Piranha Formation
	Cabra Assada (ANCA)
	Curral Velho (SOCV)
	Lagoa do Forno I (SOLF I)
	Lagoa do Forno II (SOLF II)
	Mãe d’Água (SOMD)
	Paraíso Farm (SOFP)
	Summary of the Rio Piranhas Formation Ichnofauna
5. Data Tables and Statistics
	The Data Tables
	The Ichnofauna
	Parameters of the Trackways
	Parameters of the Footprints
	Statistical Study
	Sequence Graphs
	Commentary on the Histograms of Figure 5.3
	Commentary on the Histograms of Figure 5.4
	Commentary on the Histograms of Figure 5.5
	Bivariate Relationships
	Conclusions of the Statistical Analysis
6. The Trackmakers of the Ichnofaunas of the Rio do Peixe Basins
	Theropods
	Large Theropods
	Small Theropods, Some with a Long Digit III
	Sauropods
	South American Sauropods: Neocomian
	South American Sauropods: Aptian-Albian
	South American Sauropods: Cenomanian
	Ankylosauria
	Ornithopoda
	Crocodyliformes
	Chelonia
7. Behavior of the Rio do Peixe Basins Dinosaurs
	Speeds
	Gaits
	Bearings
	Stance
	Social Behavior
	Migrations
8. The Dinosaur Community
	Dinosaurs and Mesofauna
	Plant Eaters and Meat Eaters
	Saurischia versus Ornithischia
	Juveniles and Adults
	Males and Females
	Plant Eater and Predator Interaction
9. Invertebrate Trails and Traces
	Antenor Navarro Formation
	Sousa Formation
	Paleoecological Interpretation of the Invertebrate Ichnofossils
10. Localities Visited without Vertebrate Ichnological Results
	The Municipality of Sousa
	The Municipality of São João do Rio do Peixe
	The Municipality of Aparecida
	The Municipality of Uiraúna
	The Municipality of Pombal
11. Protections Acts
12. Farewell
References
Appendix A. Glossary of Brazilian Geographical Names and Terms (Paraíba
Appendix B. Dates of the Discovery of the Tracksites and Their Discoverers
Appendix C Codes and Localities
Index